The Grass Foundation is narrowly focused on supporting marine and biological research training, concentrating its entire giving on funding fellowship and program costs for the Marine Biological Laboratory. Its grants fund hands-on research training and fellowships that develop early-career scientists rather than broad philanthropic mandates. The foundation appears to act as a dedicated institutional backer of a single scientific training program.
The Grass Foundation’s giving is built around the Marine Biological Laboratory in Woods Hole: three of the largest recent grants went to the lab for the Grass Fellowship Program and related course support, including $725,542 in 2023, $710,521 in 2024, and $194,863 in 2025. That pattern shows a funder that backs a specific scientific training pipeline rather than a broad mix of causes. The foundation’s grants support early-career neuroscientists and related researchers through summer fellowships, course funding, and program costs tied to hands-on laboratory training. The recurring support to Marine Biological Laboratory is complemented by smaller awards tied to research education and recognition. The foundation also funded the Grass Fellowship Coordinator Support at the Marine Biological Laboratory, and it has supported named neuroscience awards and lectureships connected to meetings and training programs. Across the recent grant list, individual awards also appear for fellows and rising-star recipients, reinforcing a model that combines institutional support with direct support for trainees and early-career scientists. The available data points to a foundation whose grantmaking is highly programmatic and centered on building scientific capacity in neuroscience and biological research.
A central theme in The Grass Foundation’s grantmaking is neuroscience training. In 2025, it gave $50,000 to the Society for Neuroscience for a year-long, multi-module professional development series for early-career neuroscience researchers on non-laboratory skills. It also supported the Society for Neuroscience with $1,500 for the Latin American Training Program in 2022. The foundation also supports diversity and access in the field. It gave $30,000 in 2025 to the Foundation for the National Institute of Health Inc for participation of Native American students in the NINDS Summer Internship Program. International training appears in a smaller set of grants. In 2023, it gave $3,000 to the International Society for Neuroethology to help graduate students and postdoctoral researchers from developing countries attend the ICN 2022 Scientific Program. It also gave $1,500 to the Henry M Jackson Foundation for the 14th Teaching Tools Workshop in Africa.
Typical grants are small relative to the foundation’s larger program awards: the p25 size is $500, the median is $1,000, and the p75 is $10,000. At the same time, the recent record includes much larger institutional grants in the hundreds of thousands for the Marine Biological Laboratory. The pattern mixes direct awards with operating and program support. Some grantees recur across multiple years, especially the Marine Biological Laboratory and the Society for Neuroscience, which suggests ongoing relationships rather than one-off gifts. The foundation funds individuals as well as organizations, and the recent list includes named awards to individual scientists. The data also shows unsolicited applications are accepted for several programs, including the Grass Fellowship and the Henry Grass Rising Stars in Neuroscience Award.
$487K
$25.8M
$1.1M
$803K
Most grants fall between $500 and $10K, with a median of $1K.
25th Percentile
$500
Median
$1K
75th Percentile
$10K
About 6% of grants go to recipients in MA.
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Highly concentrated: all funding goes to one institution (repeat grants to the Marine Biological Laboratory), focused on program/fellowship support rather than many small or diverse grantees.
Notable grantees: Marine Biological Laboratory
Grantmaking is national, and every recent grant in the data went to U.S. recipients. Woods Hole, Massachusetts is the most prominent recipient location because the Marine Biological Laboratory appears repeatedly there. Other repeated recipient cities include Washington, DC; College Park, Maryland; and North Bethesda, Maryland. The grants also reach Brooklyn, Brookline, Cambridge, Tucson, and several other U.S. cities through partner programs, awards, and university support. Although the foundation is headquartered in Harrison, New York, only 7% of grants went to recipients in New York.
Its recent grants center on neuroscience training and research education, especially the Marine Biological Laboratory’s Grass Fellowship Program and related courses. The foundation also funds professional development, travel awards, workshops, lectureships, and diversity-focused neuroscience programs through partner organizations.
Yes. The foundation funds individuals as well as organizations. Recent examples include named awards to scientists such as Maria Moya, Hector Arciniega, Jessica Thomas, and several fellowship recipients listed under the Grass Fellows Program.
The grant-size distribution is small overall: p25 is $500, the median is $1,000, and p75 is $10,000. The recent record also includes much larger program grants, especially to the Marine Biological Laboratory.
Yes, for some programs. The Grass Fellowship and the Henry Grass Rising Stars in Neuroscience Award both accept unsolicited applications, while grants to partner nonprofit organizations and sponsored programs are administered through partner organizations rather than open unsolicited submissions.
Its grants are national, with every recent grant going to a U.S. recipient. By state, Minnesota is the top state by grant count, while New York recipients account for 7% of grants.
2025
Source: IRS Form 990-PF, fiscal year 2025.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $194,863 | 2025 | GRASS FELLOWSHIP PROGRAM AND THE FORBES LECTURE. |
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $183,600 | 2025 | NEUROBIOLOGY AND NEURAL SYSTEMS AND BEHAVIOR COURSES. |
| SOCIETY FOR NEUROSCIENCE | WASHINGTON, DC | $50,000 | 2025 | YEAR-LONG, MULTI-MODULE PROFESSIONAL DEVELOPMENT SERIES FOR EARLY-CAREER NEUROSCIENCE RESEARCHERS ON NON-LABORATORY SKILLS. |
| FOUNDATION FOR THE NATIONAL INSTITUTE OF HEALTH INC | NORTH BETHESDA, MA | $30,000 | 2025 | PARTICIPATION OF NATIVE AMERICAN STUDENTS IN THE NATIONAL INSTITUTE FOR NEUROLOGICAL DISORDERS AND STROKE (NINDS) SUMMER INTERNSHIP PROGRAM (SIP). |
| UNIVERSITY OF MASSACHUSETTS FOUNDATION INC | NEWTON, MA | $10,000 | 2025 | CEPHALOPOD NEUROSCIENCE CONFERENCE AND WORKSHOPS. |
| MARIA MOYA | BROOKLINE, MA | $10,000 | 2025 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE AWARD 2024. |
| TRUSTEES OF TUFTS COLLEGE | MEDFORD, MA | $4,000 | 2025 | BIRDSONG SATELLITE MEETING. |
| GORDON RESEARCH CONFERENCES | EAST GREENWICH, RI | $2,500 | 2025 | 2025 NEUROETHOLOGY GORDON RESEARCH CONFERENCE. |
| GORDON RESEARCH CONFERENCES | EAST GREENWICH, RI | $1,000 | 2025 | 2025 GORDON RESEARCH SEMINAR ON CNS INJURY AND REPAIR. |
| GORDON RESEARCH CONFERENCES | EAST GREENWICH, RI | $1,000 | 2025 | 2025 CEREBELLUM GORDON RESEARCH SEMINAR. |
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $710,521 | 2024 | TO SUPPORT THE GRASS FELLOWSHIP PROGRAM |
| THE UNIVERSITY OF MARYLAND | COLLEGE PARK, MD | $87,257 | 2024 | GENERAL OPERATING SUPPORT |
| THE UNIVERSITY OF ARIZONA | TUCSON, AZ | $37,095 | 2024 | GENERAL OPERATING SUPPORT |
| FOUNDATION FOR THE NATIONAL INSTITUTES OF HEALTH INC | NORTH BETHESDA, MA | $30,000 | 2024 | TO SUPPORT THE PARTICIPATION OF NATIVE AMERICAN STUDENTS IN THE NATIONAL INSTITUTE FOR NEUROLOGICAL DISORDERS AND STROKE (NINDS) SUMMER INTERNSHIP PROGRAM (SIP) |
| HECTOR ARCINIEGA | CAMBRIDGE, MA | $10,000 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| TRUSTEES OF TUFTS COLLEGE | MEDFORD, MA | $2,000 | 2024 | GENERAL OPERATING SUPPORT |
| JESSICA TSAI | BOSTON, MA | $1,000 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| JESSICA THOMAS | LEWISBURG, TN | $1,000 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| MARISSA CO | PORTLAND, OR | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| SUPRAJA VARADARAJAN | FOSTER CITY, CA | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| HANNAH WIRTSHAFTER | CHICAGO, IL | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| CHUCHU ZHANG | CAMBRIDGE, MA | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| LISA HIURA | BOULDER, CO | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| VINCENTE SAITO-DIAZ | ATHENS, GA | $500 | 2024 | HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT |
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $725,542 | 2023 | Grass Fellowship Program costs |
| UNIVERSITY OF MARYLAND | COLLEGE PARK, MD | $81,783 | 2023 | Faculty Support |
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $51,537 | 2023 | Grass Fellowship Coordinator Support |
| FOUNDATION FOR THE NATIONAL INSTITUTE OF HEALTH | ROCKVILLE, MD | $30,000 | 2023 | To support the participation of Native American students in the National Institute for Neurological Disorders and Stroke (NINDS) Summer Internship Program (SIP). |
| F MARTINEZ-RIVERA | NEW YORK, NY | $10,000 | 2023 | GRASS FELLOWS PROGRAM |
| V DARCY | ROCKVILLE, MD | $10,000 | 2023 | GRASS FELLOWS PROGRAM |
| MARINE BIOLOGICAL LABORATORY | WOODS HOLE, MA | $6,000 | 2023 | To support post-course research opportunities for selected 2022 participants in the Neural Systems and Behavior (NS&B). |
| FUNDACION BALSIERO | LIVERMORE, CA | $5,000 | 2023 | the Neuroscience Miniscope Workshop in Buenos Aire |
| INTERNATIONAL SOCIETY FOR NEUROETHOLOGY | LAWRENCE, KS | $3,000 | 2023 | To support travel expenses for graduate students and postdoctoral researchers in developing countries to attend the International Conference for Neuroethology (ICN) 2022 Scientific Program. |
| HENRY M JACKSON FOUNDATION | BETHESDA, MD | $1,500 | 2023 | to support the 14th Teaching Tools Workshop in Africa (TTW) |
| SOCIETY FOR NEUROSCIENCE | WASHINGTON, DC | $1,500 | 2023 | Latin American Training Program (LATP), September-October 2022 |
| A JARAMILLO | NASHVILLE, TN | $1,000 | 2023 | GRASS FELLOWS PROGRAM |
| K EICHEL | SAN FRANCISCO, CA | $1,000 | 2023 | GRASS FELLOWS PROGRAM |
| S MELTZER | BOSTON, MA | $1,000 | 2023 | GRASS FELLOWS PROGRAM |
| H SNELL | BRONX, NY | $1,000 | 2023 | GRASS FELLOWS PROGRAM |
| B DAVIS-REYES | ROCKY HILL, CT | $1,000 | 2023 | GRASS FELLOWS PROGRAM |
| B JUAREZ | SEATTLE, WA | $500 | 2023 | GRASS FELLOWS PROGRAM |
| H WIRTSHAFTER | CHICAGO, IL | $500 | 2023 | GRASS FELLOWS PROGRAM |
| A VLASITS | EVANSTON, IL | $500 | 2023 | GRASS FELLOWS PROGRAM |
| L WALKER | PHILADELPHIA, PA | $500 | 2023 | GRASS FELLOWS PROGRAM |
| A PARK | DAYTON, OH | $500 | 2023 | GRASS FELLOWS PROGRAM |
| S AGRAWAL | SEATTLE, WA | $500 | 2023 | GRASS FELLOWS PROGRAM |
| V TORINI | NEW HAVEN, CT | $500 | 2023 | GRASS FELLOWS PROGRAM |
| M GONZALEZ-GONZALEZ | HOUSTON, TX | $500 | 2023 | GRASS FELLOWS PROGRAM |
| Y CARABALLO | MINNEAPOLIS, MN | $500 | 2023 | GRASS FELLOWS PROGRAM |
| T EISSA | DENVER, CO | $500 | 2023 | GRASS FELLOWS PROGRAM |
GRASS FELLOWSHIP PROGRAM AND THE FORBES LECTURE.
NEUROBIOLOGY AND NEURAL SYSTEMS AND BEHAVIOR COURSES.
SOCIETY FOR NEUROSCIENCE
$50,000YEAR-LONG, MULTI-MODULE PROFESSIONAL DEVELOPMENT SERIES FOR EARLY-CAREER NEUROSCIENCE RESEARCHERS ON NON-LABORATORY SKILLS.
PARTICIPATION OF NATIVE AMERICAN STUDENTS IN THE NATIONAL INSTITUTE FOR NEUROLOGICAL DISORDERS AND STROKE (NINDS) SUMMER INTERNSHIP PROGRAM (SIP).
CEPHALOPOD NEUROSCIENCE CONFERENCE AND WORKSHOPS.
MARIA MOYA
$10,000HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE AWARD 2024.
2025 NEUROETHOLOGY GORDON RESEARCH CONFERENCE.
2025 GORDON RESEARCH SEMINAR ON CNS INJURY AND REPAIR.
THE UNIVERSITY OF MARYLAND
$87,257GENERAL OPERATING SUPPORT
FOUNDATION FOR THE NATIONAL INSTITUTES OF HEALTH INC
$30,000TO SUPPORT THE PARTICIPATION OF NATIVE AMERICAN STUDENTS IN THE NATIONAL INSTITUTE FOR NEUROLOGICAL DISORDERS AND STROKE (NINDS) SUMMER INTERNSHIP PROGRAM (SIP)
HECTOR ARCINIEGA
$10,000HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
JESSICA TSAI
$1,000HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
JESSICA THOMAS
$1,000HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
MARISSA CO
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
SUPRAJA VARADARAJAN
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
HANNAH WIRTSHAFTER
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
CHUCHU ZHANG
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
LISA HIURA
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
VINCENTE SAITO-DIAZ
$500HENRY GRASS M.D. RISING STARS IN NEUROSCIENCE ACHIEVEMENT AWARD 2023 RECIPIENT
UNIVERSITY OF MARYLAND
$81,783Faculty Support
To support the participation of Native American students in the National Institute for Neurological Disorders and Stroke (NINDS) Summer Internship Program (SIP).
F MARTINEZ-RIVERA
$10,000GRASS FELLOWS PROGRAM
V DARCY
$10,000GRASS FELLOWS PROGRAM
To support post-course research opportunities for selected 2022 participants in the Neural Systems and Behavior (NS&B).
FUNDACION BALSIERO
$5,000the Neuroscience Miniscope Workshop in Buenos Aire
INTERNATIONAL SOCIETY FOR NEUROETHOLOGY
$3,000To support travel expenses for graduate students and postdoctoral researchers in developing countries to attend the International Conference for Neuroethology (ICN) 2022 Scientific Program.
HENRY M JACKSON FOUNDATION
$1,500to support the 14th Teaching Tools Workshop in Africa (TTW)
SOCIETY FOR NEUROSCIENCE
$1,500Latin American Training Program (LATP), September-October 2022
A JARAMILLO
$1,000GRASS FELLOWS PROGRAM
K EICHEL
$1,000GRASS FELLOWS PROGRAM
S MELTZER
$1,000GRASS FELLOWS PROGRAM
H SNELL
$1,000GRASS FELLOWS PROGRAM
B DAVIS-REYES
$1,000GRASS FELLOWS PROGRAM
B JUAREZ
$500GRASS FELLOWS PROGRAM
H WIRTSHAFTER
$500GRASS FELLOWS PROGRAM
A VLASITS
$500GRASS FELLOWS PROGRAM
L WALKER
$500GRASS FELLOWS PROGRAM
A PARK
$500GRASS FELLOWS PROGRAM
S AGRAWAL
$500GRASS FELLOWS PROGRAM
V TORINI
$500GRASS FELLOWS PROGRAM
M GONZALEZ-GONZALEZ
$500GRASS FELLOWS PROGRAM
Y CARABALLO
$500GRASS FELLOWS PROGRAM
T EISSA
$500GRASS FELLOWS PROGRAM